The The Knightsbridge Screwless 5A Unswitched Socket in Brushed Chrome is an Ideal upgrade to existing single switched sockets around the home. The 5A rated Unswitched Socket is made from high quality ultra slim, premium grade material and comes complete with integral gasket. The Knightsbridge Screwless units are compliant to all relevant British safety standards and have a Minimum mounting depth: 25mm.